Asteroid probe begins seven-year quest

The US space agency (Nasa) has launched a mission to retrieve a rock sample from a 500m-wide asteroid called Bennu. Scientists hope the material will reveal details about the formation of the planets, and improve our knowledge of how potentially dangerous space objects move through the Solar System. The probe, dubbed Osiris-Rex, external, blasted away from Florida on an Atlas rocket at 19:05 local

[kazutox]

小惑星から物を持ち帰るオシリス・レックス探査機打ち上げ